Home / 28,513.41-39,347.01-16,574.82

Finding the Fourth Proportional to 28,513.41, 39,347.01 and 16,574.82

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Solution

The fourth proportional to 28,513.41, 39,347.01 and 16,574.82 is: 22,872.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,513.41 : 39,347.01 = 16,574.82 : x
  2. Step 2: Convert to fraction form
    28,513.41/39,347.01 = 16,574.82/x
  3. Step 3: Cross multiply
    28,513.41x = 39,347.01 × 16,574.82
  4. Step 4: Simplify right side
    28,513.41x = 652,169,608.29
  5. Step 5: Solve for x
    x = 652,169,608.29/28,513.41
  6. Step 6: Final answer
    x = 22,872.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.